class Product < ActiveRecord::Base
  default_scope:order => 'title'
  attr_accessible :description, :image_url, :price, :title
  
  validates:title,:description,:image_url,:presence => true
  validates:price,:numericality => {:greater_than_or_equal_to => 0.01}
  validates:title,:uniqueness => true
  validates:image_url,:format => {:with => %r{\.(gif|jpg|png)$}i,:message =>'must be a URL for GIF,JPG or PNG image!'}
end
